Fire sprinkler head guard



FIG. 1 is a front perspective view of the fire sprinkler head guard showing the new design, the rear perspective view is a mirror image of the illustrated front perspective view;

FIG. 2 is a rear plan view of the fire sprinkler head guard showing the new design, the front plan view is a mirror image of the illustrated rear plan view; and,

FIG. 3 is a left side view of the fire sprinkler head guard showing the new design, the right side view is a mirror image of the illustrated left side view.

The broken line showing of environmental structure is included for the purpose of illustrating and forms no part of the claimed design. 

CLAIM The ornamental design for a fire sprinkler head guard, as shown and described. 